Finding the Third Proportional to 478,490 and 1,036,252

Step by Step Solution

1. Step 1: Write the proportion equation
   478,490 : 1,036,252 = 1,036,252 : x
2. Step 2: Convert to fraction form
   478,490/1,036,252 = 1,036,252/x
3. Step 3: Cross multiply
   478,490x = 1,036,252 × 1,036,252
4. Step 4: Simplify right side
   478,490x = 1,073,818,207,504
5. Step 5: Solve for x
   x = 1,073,818,207,504/478,490
6. Step 6: Final answer
   x = 2,244,181.09